| Name | Sex | Colour | Registration | Foaling Date | Reg Status | Competition Status |
|---|---|---|---|---|---|---|
| LADY JANE MARSALA | Mare | CHESTNUT/ROAN | 49797 | 06/11/1976 | Stud Book | Deceased |
| LADY JAPLAND | Mare | BAY | 33227 | 10/12/1979 | Stud Book | Not Eligible |
| LADY JARWAL | Mare | CHESTNUT | 75758 | 03/10/1973 | Stud Book | Not Eligible |
| LADY JASMAR | Mare | BROWN | 28298 | 12/08/1965 | Stud Book | Deceased |
| LADY JASMIN | Mare | BAY | 40162 | Stud Book | Not Eligible | |
| LADY JAY | Mare | CHESTNUT | 24844 | 10/10/1972 | Stud Book | Not Eligible |
| LADY JAYNE | Mare | CHESTNUT | 390 | 01/08/1964 | Stud Book | Deceased |
| LADY JAZZ | Mare | DUN | 135243 | 20/08/1998 | Stud Book | Not Eligible |
| LADY JEAN | Mare | CHESTNUT | 36477 | Stud Book | Not Eligible | |
| LADY JEANNE | Mare | BAY | 20916 | Stud Book | Deceased | |
| LADY JEDDA - HSH | Mare | BLACK | 30737 | 23/12/1970 | Stud Book | Deceased |
| LADY JENNIFER | Mare | BAY | 18078 | 05/10/1968 | Stud Book | Deceased |
| LADY JENNY - HSH | Mare | BAY | 30466 | 01/08/1971 | Stud Book | Deceased |
| LADY JESS | Mare | BAY/BROWN | 130253 | 25/10/1995 | Stud Book | Not Eligible |
| LADY JEST - HSH | Mare | CHESTNUT | 34831 | 10/12/1972 | Stud Book | Not Eligible |
| LADY JEWEL | Mare | BROWN | 22598 | Stud Book | Deceased | |
| LADY JEZZABELLE | Mare | GREY | 35098 | 01/01/1971 | Stud Book | Deceased |
| LADY JOAN AWAI | Mare | BROWN | 39572 | 01/08/1969 | Stud Book | Deceased |
| LADY JOE | Mare | PALOMINO | F41520 | 14/11/1985 | Foal Recorded | Not Eligible |
| LADY JOHANNA | Mare | BROWN | 28898 | Stud Book | Not Eligible | |
| LADY JOLIFFE | Mare | CHESTNUT | 75370 | 08/10/1978 | Stud Book | Not Eligible |
| LADY JOSIE | Mare | GREY | 30079 | 01/01/1974 | Stud Book | Not Eligible |
| LADY JOY | Mare | BAY | 2024 | 01/08/1960 | Stud Book | Deceased |
| LADY JOYCELYN | Mare | PALOMINO | 74941 | 26/09/1971 | Stud Book | Deceased |
| LADY JUANITA | Mare | CHESTNUT | 32012 | 01/01/1973 | Stud Book | Not Eligible |
| LADY JUDITH | Mare | GREY | 1457 | 11/11/1969 | Stud Book | Deceased |
| LADY JUDY | Mare | GREY | 33592 | 01/01/1973 | Stud Book | Not Eligible |
| LADY JUGIONG | Mare | BAY | 36591 | 12/10/1974 | Stud Book | Not Eligible |
| LADY JULIETTE - HSH | Mare | BLACK | C2-189609 | 05/03/2005 | Second Cross | Eligible |
| LADY JUNE | Mare | BROWN | 38213 | Stud Book | Not Eligible | |
| LADY JURIM | Mare | BAY | 34507 | 01/01/1970 | Stud Book | Deceased |
| LADY JUSTICE | Mare | BAY | 256154 | 22/10/2018 | Stud Book | Eligible |
| LADY KADY | Mare | CHESTNUT | 38865 | Stud Book | Not Eligible | |
| LADY KAMARLIA | Mare | CHESTNUT | 6257 | Stud Book | Deceased | |
| LADY KARA | Mare | CHESTNUT | 40805 | 05/07/1969 | Stud Book | Deceased |
| LADY KAREENE | Mare | GREY | 57636 | 05/10/1976 | Stud Book | Not Eligible |
| LADY KASTANIE | Mare | CHESTNUT | 38059 | Stud Book | Not Eligible | |
| LADY KATE - HSH | Mare | BAY | 106111 | 25/10/1988 | Stud Book | Deceased |
| LADY KATZEN | Mare | BAY | 70218 | 16/10/1978 | Stud Book | Deceased |
| LADY KAY RAY | Mare | BAY | 35798 | 07/01/1974 | Stud Book | Not Eligible |
| LADY KAYSER - HSH | Mare | BAY | 52800 | 01/09/1977 | Stud Book | Deceased |
| LADY KAZAN | Mare | CHESTNUT | 2173 | 01/01/1967 | Stud Book | Deceased |
| LADY KEIRON | Mare | BAY/BROWN | 65736 | 01/01/1967 | Stud Book | Deceased |
| LADY KELLEY JESSICA | Mare | CHESTNUT | 77349 | 01/08/1977 | Stud Book | Not Eligible |
| LADY KELLY | Mare | BAY | 51644 | Stud Book | Not Eligible | |
| LADY KELTON - HSH | Mare | BROWN/BLACK | 117131 | 09/09/1988 | Stud Book | Eligible |
| LADY KENELWORTH | Mare | BAY | 37319 | Stud Book | Not Eligible | |
| LADY KEVAGLOW | Mare | GREY | 67404 | 16/10/1978 | Stud Book | Not Eligible |
| LADY KEVIL | Mare | BROWN/BLACK | 106559 | 18/09/1985 | Stud Book | Not Eligible |
| LADY KIDMAN | Mare | BAY | F149155 | 24/10/2000 | Foal Recorded | Not Eligible |
| LADY KILDARE | Mare | BAY | 36090 | 01/01/1972 | Stud Book | Deceased |
| LADY KIMBA | Mare | CHESTNUT | 36609 | 01/01/1970 | Stud Book | Deceased |
| LADY KITTY JACK | Mare | CHESTNUT | C1-254075 | 12/12/2015 | First Cross | Not Eligible |
| LADY KYABRA VELVET | Mare | BROWN | 81135 | 06/01/1985 | Stud Book | Not Eligible |
| LADY KYAM | Mare | PALOMINO | 58993 | 06/12/1977 | Stud Book | Not Eligible |
| LADY KYJAORY | Mare | CHESTNUT | 41772 | 01/01/1973 | Stud Book | Not Eligible |
| LADY KYLIE | Mare | BAY | 36871 | 22/08/1973 | Stud Book | Not Eligible |
| LADY LAGOON | Mare | CHESTNUT | 24065 | Stud Book | Not Eligible | |
| LADY LAMENT | Mare | CHESTNUT | F30379 | 29/10/1980 | Foal Recorded | Not Eligible |
| LADY LANCER | Mare | BROWN | 63452 | 20/10/1974 | Stud Book | Not Eligible |
| LADY LASKA | Mare | BAY | 29427 | 18/12/1971 | Stud Book | Deceased |
| LADY LAUREATE - HSH | Mare | BROWN | 37616 | 01/08/1964 | Stud Book | Deceased |
| LADY LAURELS | Mare | CHESTNUT | 16990 | 01/01/1970 | Stud Book | Deceased |
| LADY LEA | Mare | BROWN | 25160 | Stud Book | Not Eligible | |
| LADY LEE | Mare | BROWN | 36532 | Stud Book | Not Eligible | |
| LADY LEIGE - HSH | Mare | BAY | 66670 | 29/09/1975 | Stud Book | Not Eligible |
| LADY LEO - HSH | Mare | GREY | 36179 | 01/08/1958 | Stud Book | Deceased |
| LADY LEO TWIST | Mare | BROWN | 33967 | 01/01/1970 | Stud Book | Deceased |
| LADY LEONIE STAR | Mare | BLACK | 36989 | Stud Book | Not Eligible | |
| LADY LIBERTY | Mare | BROWN | 104351 | 17/08/1985 | Stud Book | Not Eligible |
| LADY LIGHTNING | Mare | BAY | 69842 | 01/11/1979 | Stud Book | Not Eligible |
| LADY LIKE | Mare | CHESTNUT | 43950 | 30/10/1974 | Stud Book | Deceased |
| LADY LILLIARNA | Mare | BAY | C1-139122 | 24/09/1999 | First Cross | Not Eligible |
| LADY LIM | Mare | BAY | 13566 | 01/01/1968 | Stud Book | Deceased |
| LADY LINDA | Mare | CHESTNUT | 43803 | 23/10/1974 | Stud Book | Not Eligible |
| LADY LINDEN | Mare | GREY | 52631 | Stud Book | Not Eligible | |
| LADY LISA | Mare | BAY | 31034 | Stud Book | Deceased | |
| LADY LISANDA | Mare | BROWN | 77492 | 07/08/1985 | Stud Book | Deceased |
| LADY LITTLE RED | Mare | CHESTNUT | 37254 | 28/08/1974 | Stud Book | Not Eligible |
| LADY LIZ | Mare | CHESTNUT | 13166 | 01/01/1966 | Stud Book | Deceased |
| LADY LOCH | Mare | CHESTNUT | 24376 | 09/10/1966 | Stud Book | Deceased |
| LADY LOCKET | Mare | PALOMINO | 2400 | Stud Book | Deceased | |
| LADY LOETTE | Mare | BLACK | 25989 | 08/11/1969 | Stud Book | Deceased |
| LADY LOLOMA | Mare | GREY | BP-78260 | 25/09/1987 | Breeding Purposes Only - Stud Book | Not Eligible |
| LADY LONESOME | Mare | BROWN | 32952 | Stud Book | Deceased | |
| LADY LONG LEGS | Mare | BAY | 168647 | 23/09/2005 | Stud Book | Not Eligible |
| LADY LOOKING | Mare | BROWN | 61893 | 29/10/1977 | Stud Book | Deceased |
| LADY LORAN | Mare | BROWN | 47875 | 01/10/1971 | Stud Book | Deceased |
| LADY LORENA | Mare | GREY | 36038 | 10/10/1972 | Stud Book | Not Eligible |
| LADY LORRON | Mare | CHESTNUT | 4103 | 01/01/1969 | Stud Book | Deceased |
| LADY LOU | Mare | BAY | 26171 | 01/08/1968 | Stud Book | Deceased |
| LADY LOURA | Mare | CHESTNUT | 33661 | 01/08/1966 | Stud Book | Deceased |
| LADY LOVE | Mare | BROWN | 42080 | 01/01/1975 | Stud Book | Deceased |
| LADY LUBRA | Mare | BAY | 10761 | Stud Book | Deceased | |
| LADY LUCIA | Mare | DUN | C1-147033 | 04/10/1996 | First Cross | Not Eligible |
| LADY LUCIETTA | Mare | BROWN | 36598 | Stud Book | Not Eligible | |
| LADY LUCILLE | Mare | DUN | 55277 | 01/11/1973 | Stud Book | Not Eligible |
| LADY LUCK | Mare | CHESTNUT | 6731 | 01/11/1969 | Stud Book | Deceased |
| LADY LUDO | Mare | BROWN | 55485 | 12/01/1976 | Stud Book | Not Eligible |
| LADY LUELLAN | Mare | CHESTNUT | 50954 | Stud Book | Not Eligible |